package cn.tedu.boot34.controller;

import cn.tedu.boot34.entity.User;
import cn.tedu.boot34.mapper.UserMapper;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController
public class UserController {
    @Autowired
    UserMapper mapper;
    @RequestMapping("/reg")
    public int reg(@RequestBody User user){
        User u = mapper.selectByUsername(user.getUsername());
        if(u!=null){
            return 2;//表示用户名已存在
        }
        mapper.insert(user);
        return 1;//表示注册成功
    }

    @RequestMapping("/login")
    public int login(@RequestBody User user){
        User u = mapper.selectByUsername(user.getUsername());
        if(u!=null){//说明用户存在
            if(user.getPassword().equals(u.getPassword())) {
                return 1;//表示登录成功
            }
            return 3;//表示密码错误
        }
        return 2;//表示用户不存在
    }
}
